Horton

Re: power() function in Windows: "value out of range: underflow"

David Rowley <david.rowley@2ndquadrant.com>

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From: David Rowley <david.rowley@2ndquadrant.com>
To: Huong Dangminh <huo-dangminh@ys.jp.nec.com>
Cc: Euler Taveira <euler@timbira.com.br>, "pgsql-bugs@lists.postgresql.org" <pgsql-bugs@lists.postgresql.org>, Pg Hackers <pgsql-hackers@postgresql.org>, Akio Iwaasa <aki-iwaasa@vt.jp.nec.com>
Date: 2018-04-11T04:47:27Z
Lists: pgsql-bugs, pgsql-hackers 
On 11 April 2018 at 16:42, Huong Dangminh <huo-dangminh@ys.jp.nec.com> wrote:
> I updated the patch as David Rowley mentioned.

Looks fine to me. Please add to the next commitfest.

-- 
 David Rowley                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services

Commits

  1. Revert back-branch changes in power()'s behavior for NaN inputs.

  2. Avoid wrong results for power() with NaN input on more platforms.

  3. Avoid wrong results for power() with NaN input on some platforms.